:root {
    --bg: #f4f6f8;
    --surface: #ffffff;
    --surface-soft: #f8fafc;
    --text: #111827;
    --muted: #64748b;
    --line: #e2e8f0;
    --accent: #111827;
    --accent-soft: #eef2f7;
    --danger: #b42318;
    --danger-bg: #fff1f0;
    --success: #067647;
    --success-bg: #ecfdf3;
    --radius: 18px;
    --shadow: 0 12px 40px rgba(15, 23, 42, 0.07);
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
    font-family:
        -apple-system,
        BlinkMacSystemFont,
        "Segoe UI",
        Roboto,
        Helvetica,
        Arial,
        sans-serif;
    line-height: 1.5;
}

button,
input,
select,
textarea {
    font: inherit;
}

button {
    cursor: pointer;
}

.shell {
    width: min(1120px, calc(100% - 32px));
    margin: 0 auto;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(255, 255, 255, 0.92);
    border-bottom: 1px solid var(--line);
    backdrop-filter: blur(16px);
}

.header-inner {
    min-height: 72px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
}

.brand-name {
    font-size: 1.2rem;
    font-weight: 800;
    letter-spacing: -0.03em;
}

.brand-tagline {
    color: var(--muted);
    font-size: 0.78rem;
}

.language-switcher {
    display: flex;
    gap: 5px;
    padding: 4px;
    background: var(--surface-soft);
    border: 1px solid var(--line);
    border-radius: 12px;
}

.language-button {
    min-width: 40px;
    padding: 7px 9px;
    border: 0;
    border-radius: 8px;
    background: transparent;
    color: var(--muted);
    font-size: 0.78rem;
    font-weight: 700;
}

.language-button.active {
    background: var(--accent);
    color: white;
}

.hero {
    padding: 64px 0 34px;
    max-width: 760px;
}

.eyebrow {
    margin: 0 0 8px;
    color: var(--muted);
    text-transform: uppercase;
    letter-spacing: 0.12em;
    font-size: 0.74rem;
    font-weight: 800;
}

.hero h1 {
    margin: 0;
    font-size: clamp(2.2rem, 7vw, 4.6rem);
    line-height: 0.98;
    letter-spacing: -0.055em;
}

.hero-copy {
    max-width: 620px;
    margin: 22px 0 0;
    color: var(--muted);
    font-size: 1.08rem;
}

.privacy-note {
    display: inline-flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 22px;
    padding: 10px 14px;
    background: var(--success-bg);
    border-radius: 999px;
    color: var(--success);
    font-size: 0.82rem;
}

.calculator-card,
.results-card,
.feedback-card {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.calculator-card {
    overflow: hidden;
}

.finance-tabs {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    padding: 8px;
    gap: 8px;
    border-bottom: 1px solid var(--line);
    background: var(--surface-soft);
}

.finance-tab {
    padding: 13px;
    border: 0;
    border-radius: 11px;
    background: transparent;
    color: var(--muted);
    font-weight: 750;
}

.finance-tab.active {
    background: var(--surface);
    color: var(--text);
    box-shadow: 0 2px 10px rgba(15, 23, 42, 0.08);
}

.form-section {
    padding: 30px;
    border-bottom: 1px solid var(--line);
}

.section-heading {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    margin-bottom: 24px;
}

.section-number {
    flex: 0 0 auto;
    width: 38px;
    height: 38px;
    display: grid;
    place-items: center;
    border-radius: 50%;
    background: var(--accent);
    color: white;
    font-size: 0.76rem;
    font-weight: 800;
}

.section-heading h2 {
    margin: 0;
    font-size: 1.25rem;
    letter-spacing: -0.025em;
}

.section-heading p {
    margin: 4px 0 0;
    color: var(--muted);
    font-size: 0.9rem;
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
}

label {
    display: flex;
    flex-direction: column;
    gap: 7px;
    color: #334155;
    font-size: 0.88rem;
    font-weight: 650;
}

input,
select,
textarea {
    width: 100%;
    border: 1px solid #cbd5e1;
    border-radius: 11px;
    background: white;
    color: var(--text);
    outline: none;
    transition:
        border-color 0.15s ease,
        box-shadow 0.15s ease;
}

input,
select {
    min-height: 46px;
    padding: 10px 12px;
}

textarea {
    padding: 12px;
    resize: vertical;
}

input:focus,
select:focus,
textarea:focus {
    border-color: #64748b;
    box-shadow: 0 0 0 3px rgba(100, 116, 139, 0.12);
}

input.missing,
select.missing {
    border-color: var(--danger);
    background: var(--danger-bg);
    box-shadow: 0 0 0 2px rgba(180, 35, 24, 0.08);
}

.unit-input {
    display: flex;
    align-items: stretch;
}

.unit-input input {
    border-radius: 11px 0 0 11px;
}

.unit-input span {
    min-width: 64px;
    display: grid;
    place-items: center;
    padding: 0 10px;
    border: 1px solid #cbd5e1;
    border-left: 0;
    border-radius: 0 11px 11px 0;
    background: var(--surface-soft);
    color: var(--muted);
    font-size: 0.78rem;
    white-space: nowrap;
}

small {
    color: var(--muted);
    font-weight: 450;
}

.choice-row {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 20px;
}

.choice-card {
    flex-direction: row;
    align-items: center;
    gap: 9px;
    padding: 11px 14px;
    border: 1px solid var(--line);
    border-radius: 11px;
    background: var(--surface-soft);
    cursor: pointer;
}

.choice-card input {
    width: auto;
    min-height: auto;
    margin: 0;
}

.subsection {
    margin-top: 22px;
    padding: 20px;
    border-radius: 14px;
    background: var(--surface-soft);
}

.subsection h3 {
    margin: 0 0 16px;
    font-size: 1rem;
}

.inline-result {
    display: flex;
    justify-content: space-between;
    gap: 20px;
    margin-top: 18px;
    padding: 13px 15px;
    border-radius: 11px;
    background: var(--surface-soft);
}

.calculate-section {
    padding: 30px;
}

.blank-zero-note {
    margin: 0 0 18px;
    color: var(--muted);
    font-size: 0.86rem;
}

.primary-button,
.secondary-button {
    width: 100%;
    min-height: 52px;
    border: 0;
    border-radius: 12px;
    font-weight: 800;
}

.primary-button {
    background: var(--accent);
    color: white;
}

.secondary-button {
    margin-top: 12px;
    background: var(--accent-soft);
    color: var(--muted);
}

.results-card {
    margin-top: 28px;
    padding: 30px;
}

.results-heading {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    margin-bottom: 24px;
}

.results-heading h2 {
    margin: 0;
    font-size: 1.6rem;
    letter-spacing: -0.035em;
}

.status-badge {
    padding: 7px 11px;
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 850;
}

.status-badge.complete {
    color: var(--success);
    background: var(--success-bg);
}

.status-badge.incomplete {
    color: var(--danger);
    background: var(--danger-bg);
}

.result-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
}

.result-box {
    min-width: 0;
    padding: 18px;
    border-radius: 14px;
    background: var(--surface-soft);
}

.result-box span {
    display: block;
    margin-bottom: 8px;
    color: var(--muted);
    font-size: 0.8rem;
}

.result-box strong {
    display: block;
    font-size: clamp(1.15rem, 3vw, 1.65rem);
    letter-spacing: -0.035em;
    overflow-wrap: anywhere;
}

.breakdown-card {
    margin-top: 22px;
    padding-top: 22px;
    border-top: 1px solid var(--line);
}

.breakdown-card h3 {
    margin: 0 0 12px;
}

.breakdown-row {
    display: grid;
    grid-template-columns: 1fr auto auto;
    gap: 16px;
    padding: 11px 0;
    border-bottom: 1px solid var(--line);
}

.breakdown-row span:nth-child(2),
.breakdown-row span:nth-child(3) {
    text-align: right;
    white-space: nowrap;
}

.warning-box {
    margin-top: 20px;
    padding: 14px 16px;
    border: 1px solid #fecdca;
    border-radius: 12px;
    background: var(--danger-bg);
    color: var(--danger);
    font-size: 0.88rem;
}

.result-disclaimer {
    margin: 18px 0 0;
    color: var(--muted);
    font-size: 0.78rem;
}

.feedback-card {
    margin: 28px 0;
    padding: 30px;
}

.feedback-card h2 {
    margin-top: 0;
}

.feedback-card p {
    color: var(--muted);
}

.site-footer {
    margin-top: 50px;
    padding: 34px 0;
    border-top: 1px solid var(--line);
    background: white;
    color: var(--muted);
    font-size: 0.82rem;
}

.site-footer p {
    margin: 6px 0;
}

.hidden {
    display: none !important;
}

@media (max-width: 820px) {
    .result-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 680px) {
    .shell {
        width: min(100% - 20px, 1120px);
    }

    .header-inner {
        min-height: 64px;
    }

    .brand-tagline {
        display: none;
    }

    .language-button {
        min-width: 34px;
        padding: 6px;
    }

    .hero {
        padding: 42px 4px 24px;
    }

    .hero h1 {
        font-size: clamp(2.25rem, 12vw, 3.4rem);
    }

    .form-section,
    .calculate-section,
    .results-card,
    .feedback-card {
        padding: 20px;
    }

    .form-grid {
        grid-template-columns: 1fr;
    }

    .finance-tab {
        padding: 11px 5px;
        font-size: 0.82rem;
    }

    .section-heading {
        gap: 11px;
    }

    .result-grid {
        grid-template-columns: 1fr 1fr;
    }

    .breakdown-row {
        grid-template-columns: 1fr auto;
    }

    .breakdown-row span:nth-child(3) {
        display: none;
    }
}

@media (max-width: 420px) {
    .result-grid {
        grid-template-columns: 1fr;
    }

    .privacy-note {
        border-radius: 12px;
    }
}


/* ==========================================================
   SwissTrueCost V1 — Premium Mobile Polish
   Visual layer only.
   ========================================================== */

.brand-name {
    display: inline-flex;
    align-items: center;
    gap: 9px;
    white-space: nowrap;
}

.brand-wordmark {
    display: inline-block;
}

.swiss-brand-mark {
    position: relative;
    display: inline-block;
    flex: 0 0 auto;
    width: 27px;
    height: 27px;
    border-radius: 7px;
    background: #e53935;
    box-shadow:
        0 3px 8px rgba(229, 57, 53, 0.20),
        inset 0 0 0 1px rgba(255, 255, 255, 0.16);
}

.swiss-cross-horizontal,
.swiss-cross-vertical {
    position: absolute;
    display: block;
    left: 50%;
    top: 50%;
    background: #ffffff;
    border-radius: 1px;
    transform: translate(-50%, -50%);
}

.swiss-cross-horizontal {
    width: 15px;
    height: 5px;
}

.swiss-cross-vertical {
    width: 5px;
    height: 15px;
}


/* ----------------------------------------------------------
   MOBILE
   ---------------------------------------------------------- */

@media (max-width: 680px) {

    body {
        background: #f6f7f9;
    }

    .site-header {
        background: rgba(255, 255, 255, 0.96);
    }

    .header-inner {
        min-height: 68px;
        gap: 10px;
    }

    .brand-name {
        gap: 7px;
        font-size: 1.08rem;
        letter-spacing: -0.035em;
    }

    .swiss-brand-mark {
        width: 24px;
        height: 24px;
        border-radius: 6px;
    }

    .swiss-cross-horizontal {
        width: 13px;
        height: 4px;
    }

    .swiss-cross-vertical {
        width: 4px;
        height: 13px;
    }

    .language-switcher {
        gap: 2px;
        padding: 3px;
        border-radius: 11px;
    }

    .language-button {
        min-width: 32px;
        padding: 7px 5px;
        border-radius: 8px;
        font-size: 0.72rem;
    }

    .hero {
        max-width: none;
        padding:
            36px
            8px
            25px;
    }

    .eyebrow {
        margin-bottom: 11px;
        font-size: 0.69rem;
        letter-spacing: 0.16em;
    }

    .hero h1 {
        max-width: 620px;
        font-size: clamp(
            2.15rem,
            10.4vw,
            3.05rem
        );
        line-height: 0.98;
        letter-spacing: -0.058em;
    }

    .hero-copy {
        max-width: 610px;
        margin-top: 19px;
        font-size: 1rem;
        line-height: 1.48;
    }

    .privacy-note {
        width: 100%;
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 7px;
        margin-top: 21px;
        padding: 11px 13px;
        border-radius: 14px;
        font-size: 0.77rem;
        line-height: 1.35;
        text-align: center;
    }

    .calculator-card {
        border-radius: 17px;
    }

    .finance-tabs {
        padding: 7px;
        gap: 5px;
    }

    .finance-tab {
        min-height: 48px;
        padding: 10px 4px;
        border-radius: 11px;
        font-size: 0.86rem;
    }

    .form-section {
        padding:
            23px
            20px
            24px;
    }

    .section-heading {
        gap: 12px;
        margin-bottom: 21px;
    }

    .section-number {
        width: 35px;
        height: 35px;
        font-size: 0.72rem;
    }

    .section-heading h2 {
        font-size: 1.18rem;
    }

    .section-heading p {
        margin-top: 2px;
        font-size: 0.84rem;
        line-height: 1.35;
    }

    .form-grid {
        gap: 15px;
    }

    label {
        gap: 6px;
        font-size: 0.84rem;
    }

    input,
    select {
        min-height: 43px;
        padding: 9px 11px;
        border-radius: 10px;
    }

    textarea {
        border-radius: 10px;
    }

    .unit-input input {
        border-radius: 10px 0 0 10px;
    }

    .unit-input span {
        border-radius: 0 10px 10px 0;
    }

    .choice-row {
        gap: 7px;
        margin-bottom: 17px;
    }

    .choice-card {
        padding: 9px 11px;
        border-radius: 10px;
        font-size: 0.8rem;
    }

    .subsection {
        margin-top: 18px;
        padding: 16px;
        border-radius: 12px;
    }

    .subsection h3 {
        margin-bottom: 13px;
        font-size: 0.94rem;
    }

    .inline-result {
        margin-top: 15px;
        padding: 11px 12px;
        border-radius: 10px;
        font-size: 0.86rem;
    }

    .calculate-section {
        padding: 22px 20px;
    }

    .blank-zero-note {
        margin-bottom: 15px;
        font-size: 0.8rem;
    }

    .primary-button,
    .secondary-button {
        min-height: 49px;
        border-radius: 11px;
    }

    .results-card {
        margin-top: 20px;
        padding: 22px 20px;
        border-radius: 17px;
    }

    .results-heading {
        margin-bottom: 19px;
    }

    .results-heading h2 {
        font-size: 1.4rem;
    }

    .result-box {
        padding: 15px;
        border-radius: 12px;
    }

    .result-box span {
        margin-bottom: 5px;
        font-size: 0.74rem;
    }

    .result-box strong {
        font-size: 1.25rem;
    }

    .breakdown-card {
        margin-top: 18px;
        padding-top: 18px;
    }

    .breakdown-row {
        padding: 9px 0;
        font-size: 0.83rem;
    }

    .feedback-card {
        margin-top: 20px;
        padding: 22px 20px;
        border-radius: 17px;
    }

    .site-footer {
        margin-top: 35px;
        padding: 25px 0;
    }
}


/* ----------------------------------------------------------
   VERY SMALL MOBILE
   ---------------------------------------------------------- */

@media (max-width: 390px) {

    .shell {
        width: calc(100% - 16px);
    }

    .brand-name {
        font-size: 0.98rem;
        gap: 6px;
    }

    .swiss-brand-mark {
        width: 22px;
        height: 22px;
    }

    .language-button {
        min-width: 29px;
        padding-left: 4px;
        padding-right: 4px;
    }

    .hero {
        padding-top: 30px;
    }

    .hero h1 {
        font-size: clamp(
            2rem,
            10.8vw,
            2.65rem
        );
    }

    .hero-copy {
        font-size: 0.94rem;
    }

    .privacy-note {
        font-size: 0.73rem;
    }
}


/* ==========================================================
   SwissTrueCost — Final Mobile Hero Size
   Visual override only.
   ========================================================== */

@media (max-width: 680px) {

    .hero {
        padding-top: 31px;
        padding-bottom: 23px;
    }

    .hero h1 {
        max-width: 100%;
        font-size: clamp(
            1.95rem,
            8.8vw,
            2.65rem
        );
        line-height: 1.02;
        letter-spacing: -0.052em;
    }

    .hero-copy {
        margin-top: 17px;
        font-size: 0.96rem;
        line-height: 1.45;
    }

    .privacy-note {
        margin-top: 19px;
    }
}

@media (max-width: 390px) {

    .hero h1 {
        font-size: clamp(
            1.85rem,
            8.6vw,
            2.35rem
        );
    }
}


/* ==========================================================
   PRINT / PDF — V1.1
   ========================================================== */

.print-actions {
    display: flex;
    justify-content: flex-end;
    margin-top: 1.25rem;
}

@media print {
    body {
        background: #ffffff !important;
    }

    header,
    .hero,
    main > section:not(#results),
    footer,
    .print-actions {
        display: none !important;
    }

    #results {
        display: block !important;
        box-shadow: none !important;
        border: 0 !important;
        margin: 0 !important;
        padding: 0 !important;
    }

    .results-card {
        break-inside: avoid;
    }

    .breakdown-card {
        break-inside: avoid;
    }
}


/* ==========================================================
   V1.1 — COMPACT A4 REPORT
   ========================================================== */

.print-audit-summary {
    display: none;
}

@page {
    size: A4 portrait;
    margin: 8mm;
}

@media print {
    html,
    body {
        margin: 0 !important;
        padding: 0 !important;
        font-size: 9pt !important;
    }

    #results {
        width: 100% !important;
        max-width: none !important;
    }

    .results-card {
        break-inside: auto !important;
        page-break-inside: auto !important;
    }

    .print-audit-summary {
        display: block !important;
        margin: 0 0 3mm !important;
        padding: 0 0 2.5mm !important;
        border-bottom: 1px solid #d8d8d8;
    }

    .print-report-head {
        display: flex;
        justify-content: space-between;
        align-items: flex-start;
        gap: 6mm;
        margin-bottom: 2.5mm;
    }

    .print-report-brand {
        display: flex;
        align-items: center;
        gap: 1.5mm;
        font-size: 8pt;
        font-weight: 700;
        letter-spacing: 0.02em;
    }

    .print-brand-mark {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        width: 3mm;
        height: 3mm;
        flex: 0 0 3mm;
        border-radius: 0.65mm;
        background: #d52b1e !important;
        color: #ffffff !important;
        font-size: 2.8mm;
        line-height: 3mm;
        font-weight: 700;
        font-family: Arial, sans-serif;
        -webkit-print-color-adjust: exact;
        print-color-adjust: exact;
    }

    .print-vehicle-title {
        margin-top: 0.5mm;
        font-size: 15pt;
        line-height: 1;
        font-weight: 800;
    }

    .print-report-meta {
        font-size: 7pt;
        text-align: right;
        white-space: nowrap;
    }

    .print-report-footer {
        margin-top: 2.5mm;
        padding-top: 1.5mm;
        border-top: 1px solid #dddddd;
        font-size: 6.5pt;
        line-height: 1;
        text-align: center;
        letter-spacing: 0.02em;
    }

    .print-report-groups {
        display: grid;
        grid-template-columns:
            repeat(2, minmax(0, 1fr));
        gap: 2mm 5mm;
    }

    .print-audit-group {
        margin: 0;
        padding: 0;
        break-inside: avoid;
        page-break-inside: avoid;
    }

    .print-audit-group h3 {
        margin: 0 0 0.7mm;
        padding-bottom: 0.5mm;
        border-bottom: 1px solid #dddddd;
        font-size: 8pt;
        line-height: 1.05;
    }

    .print-audit-item {
        display: grid;
        grid-template-columns:
            minmax(0, 1.35fr)
            minmax(0, 1fr);
        gap: 1.5mm;
        padding: 0.3mm 0;
        font-size: 7pt;
        line-height: 1.08;
    }

    .print-audit-value {
        text-align: right;
        font-weight: 650;
    }

    .results-heading {
        margin-bottom: 2mm !important;
    }

    .results-heading .eyebrow {
        margin-bottom: 0.5mm !important;
        font-size: 7pt !important;
    }

    .results-heading h2 {
        margin: 0 !important;
        font-size: 12pt !important;
    }

    #resultStatus {
        font-size: 7pt !important;
        padding: 1mm 2mm !important;
    }

    .result-grid {
        grid-template-columns:
            repeat(4, minmax(0, 1fr))
            !important;
        gap: 2mm !important;
        margin: 0 0 2.5mm !important;
    }

    .result-box {
        min-height: 0 !important;
        padding: 2mm !important;
    }

    .result-box span {
        font-size: 6.8pt !important;
        line-height: 1 !important;
    }

    .result-box strong {
        margin-top: 0.8mm !important;
        font-size: 10.5pt !important;
        line-height: 1 !important;
    }

    .breakdown-card {
        margin-top: 0 !important;
        padding: 2.5mm !important;
        break-inside: avoid !important;
        page-break-inside: avoid !important;
    }

    .breakdown-card h3 {
        margin: 0 0 1mm !important;
        font-size: 8pt !important;
    }

    .breakdown-row {
        padding: 0.45mm 0 !important;
        font-size: 7pt !important;
        line-height: 1.05 !important;
    }

    #resultWarnings {
        margin-top: 1.5mm !important;
        padding: 1.5mm 2mm !important;
        font-size: 6.7pt !important;
        line-height: 1.1 !important;
    }

    .result-disclaimer {
        margin: 1.5mm 0 0 !important;
        font-size: 6pt !important;
        line-height: 1.1 !important;
    }
}